body, html {
            margin: 0;
            padding: 0;
            height: 100%;
            overflow: hidden;
         }
         #vanta-bg {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
         }
         #content {
            position: relative;
            z-index: 1;
            text-align: center;
            color: white;
         }